Weather on September 2
Vacaville, CA
55 Years of Data
Avg High
93°F
Avg Low
57°F
Warmest
2017
88°F avg
Coldest
1989
65°F avg
About This Date
September 2nd in Vacaville, CA typically brings hot fall weather, with average highs around 93°F and lows near 57°F — a 36°F daily swing. Over 55 years of records, the warmest September 2nd was in 2017 (88°F average), while the coldest was 1989 (65°F) — a 23°F range across recorded history. This date has historically been dry, with little recorded precipitation. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for September 2nd in Vacaville, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 99° | 65° | 82° | — | — |
| 2024 | 90° | 59° | 74° | — | — |
| 2023 | 79° | 61° | 70° | — | — |
| 2022 | 108° | 57° | 82° | — | — |
| 2021 | 81° | 51° | 66° | — | — |
| 2020 | 89° | 59° | 74° | — | — |
| 2019 | 99° | 60° | 79° | — | — |
| 2018 | 96° | 56° | 76° | — | — |
| 2017warmest | 110° | 67° | 88° | — | — |
| 2016 | 91° | 55° | 73° | — | — |
| 2015 | 85° | 63° | 74° | — | — |
| 2014 | 89° | 61° | 75° | — | — |
| 2013 | 89° | 67° | 78° | — | — |
| 2012 | 93° | 49° | 71° | — | — |
| 2011 | 99° | 59° | 79° | — | — |
| 2010 | 102° | 59° | 81° | — | — |
| 2009 | 102° | 65° | 83° | — | — |
| 2008 | 94° | 56° | 75° | — | — |
| 2007 | 101° | 59° | 80° | — | — |
| 2006 | 92° | 56° | 74° | — | — |
| 2005 | 90° | 56° | 73° | — | — |
| 2004 | 90° | 58° | 74° | — | — |
| 2003 | 103° | 60° | 81° | — | — |
| 2002 | 104° | 59° | 82° | — | — |
| 2001 | 96° | 59° | 78° | — | — |
| 2000 | 77° | 59° | 68° | — | — |
| 1999 | 86° | 54° | 70° | — | — |
| 1998 | 106° | 63° | 84° | — | — |
| 1997 | 90° | 58° | 74° | — | — |
| 1996 | 95° | 56° | 75° | — | — |
| 1995 | 93° | 51° | 72° | — | — |
| 1994 | 84° | 50° | 67° | — | — |
| 1993 | 102° | 63° | 82° | — | — |
| 1992 | 89° | 55° | 72° | — | — |
| 1991 | 101° | 60° | 80° | — | — |
| 1990 | 94° | 55° | 74° | — | — |
| 1989coldest | 91° | 40° | 65° | — | — |
| 1988 | 102° | 60° | 81° | — | — |
| 1987 | 104° | 60° | 82° | — | — |
| 1986 | 95° | 56° | 75° | — | — |
| 1985 | 82° | 56° | 69° | — | — |
| 1984 | 98° | 55° | 77° | — | — |
| 1983 | 89° | 53° | 71° | — | — |
| 1982 | 94° | 54° | 74° | — | — |
| 1981 | 88° | 52° | 70° | — | — |
| 1980 | 91° | 49° | 70° | — | — |
| 1979 | 87° | 58° | 72° | — | — |
| 1978 | 96° | 59° | 78° | — | — |
| 1977 | 89° | 50° | 70° | — | — |
| 1976 | 100° | 56° | 78° | — | — |
| 1975 | 83° | 49° | 66° | — | — |
| 1974 | 93° | 53° | 73° | — | — |
| 1973 | 90° | 47° | 68° | — | — |
| 1972 | 90° | 55° | 72° | — | — |
| 1971 | 86° | 51° | 69° | — | — |
55 years of data from VACAVILLE/NUT TREE AP ASOS